A post shared by daniellefishel (@daniellefishel) on Nov 5, 2018 at 12:04am PST

Karp also posted on Instagram a picture of the couple with a touching tribute to his new wife saying, “Today I married my soulmate. We were surrounded by family and friends and it was the best day of my life,” he wrote.

Karp continued by joking about how much he indulged at the reception. “I also ate 3 donuts after dinner. Unrelated. @daniellefishel, I love you so much and thank you for giving me this smile,” he added.

The star-studded wedding ceremony and reception included a Boy Meets World reunion, with co-stars Ben Savage and Will Friedle in attendance. Also at the event: Linkin Park bandmember Mike Shinoda and Grammy Award-winning artist John Mayer, who was one of Karp’s groomsmen and performed Beyonce’s hit "XO."